body{
    margin:0;
    background: white;
    font-family: Arial, Helvetica, sans-serif;
  }

  .contenedor{
    width: 920px;
    max-width: 95%;
    margin: 25px auto;
    background:white;
  }
  .cuadro-amarillo{
    background:#FCF2CA;
    padding: 18px 22px;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    margin-bottom: 10px;  
  }
  .cuadro-amarillo .smiley{
    position: absolute;
    left: 20px;
    top: 50%;
    transform: translateY(-50%);
    width: 58px;
    height: 58px;
    overflow: hidden;
  }
  .cuadro-amarillo .smiley img{
    width:100%;
    height:100%;
    object-fit:cover;
  }
  .cuadro-amarillo .titulo{
    font-size: 26px;
    font-weight: 700;
    margin: 0;
    color:#444;
  }
  .cuadro-verde{
    background:#CDE8C3;
    padding: 18px;
    margin-bottom: 10px;
  }

  .cuadro-verde h2{
    margin: 6px 0 12px 0;
    font-size: 18px;
    font-weight: bold;
  }
  .cuadro-rojo{
    background:#E6C9CC;
    padding: 14px;
    margin-bottom: 16px;
    font-size: 13px;
    text-align: justify;
  }
  .cuadro-agua{
    background-image: url('awa.jpg');
    background-size: cover;
    background-position: center;
    padding: 18px;
    color:white;
    text-shadow: 1px 1px 2px rgba(0,0,0,0.8);
    text-align: justify;
    min-height: 190px;
  }
  .footer{
    background:#D7E7FA;
    padding: 15px;
    text-align: center;
    font-size: 14px;
    color:#333;
  }